更多"Cumulonimbus clouds are most likely"的相关试题:
[单项选择]The dense black cumulonimbus clouds surrounding the eye of a hurricane are called（）.
A. Spiral rainbands
B. Cloud walls
C. Funnel clouds
D. Cyclonic spirals
[单项选择]Cumulonimbus clouds can produce（）.
A. dense fog and high humidity
B. gusty winds，thunder，rain or hail，and lightning
C. clear skies with the approach of a cold front
D. a rapid drop in barometric pressure followed by darkness
[单项选择]Cumulonimbus clouds are formed by（）.
A. vertical air movements
B. heavy rainstorms
C. horizontal air movements
D. any movement of moist air
[单项选择]Explosive and flammable gasses are most likely to be encountered on a vessel（）.
A. at any location
B. on the drill floor and liquid mud handling areas
C. in bulk storage tanks
D. in machinery spaces
[单项选择]Which will most likely occur when entering shallow water? （）
A. Rudder action will become more effective
B. The vessel's list will change
C. The vessel's trim will change
D. An increase in speed will occur
[单项选择]The most likely time for oil pollution while bunkering is when（）.
A. final topping off is occurring
B. first starting to receive fuel
C. hoses are being blown down
D. hoses are disconnected and being capped
[单项选择]Which mooring line is likely to undergo the most strain when docking a ship under normal conditions?（）
A. Bow line
B. Breast line
C. Spring line
D. Stern line
[单项选择]Which of the following conditions is most likely to occur when unburned fuel contaminates the crankcase of a diesel engine?（）
A. Lube oil is diluted and its viscosity is reduced
B. Sulfuric acid is formed
C. Bearings become pitted ad immediately fail
D. Valve stems develop sludge deposits
[单项选择]Combustion knock will most likely occur as a result of using a fuel with（）
A. low ignition quality
B. a high volatility
C. low ignition delay
D. a high cetane number
[单项选择]Most troubles likely to occur with marine diesel engine can, if located in time, be remedied with no difficulty and many can be （）if the engine is maintained with a high sense of responsibility to the people on the part of the motormen and engineers.
A. found out
B. eliminated
C. avoided
D. lowered
[单项选择]The hydraulic oil most likely to thin out when hot and thick when cold would have a viscosity index of（）
A. 20
B. 40
C. 60
D. 80
[单项选择]A container with high cube would most likely be used to stow（）.
A. dense bulk cargoes
B. household appliances
C. fragile cargoes
D. heavy industrial machinery
[单项选择]The most likely place for a fire to start through the process of spontaneous combustion is in （）.
A. an electrical switchboard
B. the pressure tanks
C. the fuel oil tanks
D. the oily rag bin
[单项选择]Steam fog is most likely to occur on the Mississippi and Ohio Rivers in（）.
A. spring，around late evening
B. spring，around early evening
C. fall，around early morning
D. fall，around midday
[单项选择]The most likely location for a liquid cargo fire to occur on a tanker would be（）.
A. in the pumproom
B. at the vent header
C. at the main deck manifold
D. the midships house
[单项选择]A high cube container would most likely be used to stow（）.
A. dense bulk cargoes
B. household appliances
C. fragile cargoes
D. heavy industrial machinery
